POWER DRIVE SUPER CAPACITOR, INDUCTIVE POWER SOURCE AND SYSTEM FOR TRACK-BASED VEHICLE SYSTEMS
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INTERCHANGEABLE KICK TAILS AND TRACTION SYSTEM FOR SKATEBOARDS AND SURFBOARDS
Anordnung und Verfahren zum illusorischen Schweben einer Person
Investigation of crystallographic phase changes in the perovskite structure
DISPOSITIF DE PREHENSION POUR DRONE ET DRONE COMPRENANT UN TEL DISPOSITIF DE PREHENSION
ROLLING AND JUMPING ROBOT WITH AN INCREASED OBSTACLE PASSING ABILITY